From 04c3704e70150a8f33af785b0a2aed53f60f232c Mon Sep 17 00:00:00 2001
From: Justin Clift <jclift@redhat.com>
Date: Tue, 28 Sep 2010 01:18:57 +1000
Subject: [PATCH] nwfilter: add a missing define, so libvirtd builds on macos x

The nwfilter code uses ETH_ALEN, which isn't defined on MacOS X.
This is a simple workaround, to add it when missing.
---
 src/nwfilter/nwfilter_learnipaddr.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/nwfilter/nwfilter_learnipaddr.c b/src/nwfilter/nwfilter_learnipaddr.c
index 7c94fc24ce..7fc55a67e7 100644
--- a/src/nwfilter/nwfilter_learnipaddr.c
+++ b/src/nwfilter/nwfilter_learnipaddr.c
@@ -38,6 +38,11 @@
 #include <net/if_arp.h>
 #include <intprops.h>
 
+// Add Linux define missing from OSX
+#ifndef ETH_ALEN
+# define ETH_ALEN       6               /* Octets in one ethernet addr   */
+#endif
+
 #include "internal.h"
 
 #include "buf.h"